TED Ed - Why is ketchup so hard to pour?
This online resource examines the non-Newtonian properties of tomato sauce.
This TED Ed video (4:28) would be useful in extending a student's understanding of the particle model of solids, liquids and gases.
The clip examines how the tomato particles behave when the bottle is shaken quickly (to spurt out suddenly) or when long slow motions are used over time.
- Year 8 > Science Understanding > Chemical Sciences > The properties of the different states of matter can be explained in terms of... > ACSSU151